T3171 Added capibility to query templates with puppetEnvironment and uqlitystage information
TA7371 Made ready for template import. Changed back to POST methods since PUT is not working
DE1921 Fixed template list bug
DE1920 Added filter for disabled execution zones.
TA7521 Added functionality to check if all parameters are set.
Merge pull request #17 from joek/master

Small bugfixes in template rest service.